Strongs Concordance:

Building of Jehovah, the son of Ginath, a man of some position, whom a considerable number of the people chose as monarch. For the period of four years he contended for the throne with Omri (1 Kings 16:21, 22), who at length gained the mastery, and became sole monarch of Israel.

(intelligent). After Zimri had burnt himself in his palace, there was a division in the northern kingdom, half of the people following Tibni the son of Ginath, and half following Omri. (1 Kings 16:21,22) Omri was the choice of the army Tibni was probably put forward by the people of Tirzah, which was then besieged by Omri and his host. The struggle between the contending factions lasted four years (comp.) (1 Kings 16:16,23) (B.C. 926-922.), when-Tibni died.